CN204369468U - A kind of lifting device for 220kV tension-resistant china bottle replacement - Google Patents

Abstract

The utility model discloses a hoisting tool for replacing 220kV tension-resistant porcelain bottles. pulley, the pole is a two-stage structure consisting of a first pole and a second pole, the first pole and the second pole are connected by rolling bearings, the upper end of the first pole is fixedly connected with the boom, the second pole The second vertical pole is provided with a hoop, and the hoop is connected to the second vertical pole through a connecting plate with an adjustable length. The connecting plate includes a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are evenly distributed. There are at least two rows of threaded holes arranged in a row, the first connecting plate and the second connecting plate are fixedly connected by at least two bolts, and the bolts pass through the threaded holes on the first connecting plate and the second connecting plate in sequence. The utility model can be adapted to the installation and fixation of different tower bodies, and the installation is flexible and convenient, which improves the efficiency of the replacement of 220kV tension-resistant porcelain bottles.

Description

A hoisting tool for replacing 220kV strain-resistant porcelain bottles

technical field

The utility model belongs to the technical field of installation and maintenance of power supply equipment, in particular to a hoisting tool for replacing 220kV tension-resistant porcelain bottles.

Background technique

In the installation and maintenance of power supply equipment, the traditional work mainly uses manual lifting and replacement of tension-resistant porcelain bottles, which takes a long time to replace and causes quite a long power outage. When replacing the strain-resistant porcelain bottle on the 220kV line, since the strain-resistant porcelain bottle is in a horizontal state, and the pulley is at the horizontal iron on the upper side of the cross-arm, the position of the lifting point is restricted, and the operator needs to push the strain-resistant porcelain bottle from the cross-arm side to the wire side , and then connected by the operator on the wire side. In actual operation, the operation is very difficult and labor-intensive for operators, and there are many difficulties, and it is easy to cause injury to people and equipment. Moreover, the weight and specifications of the tension-resistant porcelain bottle with the higher voltage level are greater, and it is necessary for replacement. The more difficult it is, the replacement of the strain-resistant porcelain bottle with a voltage level of 220kV cannot be satisfied by simply using manual labor. In addition, when some existing hoisting tools are used for the replacement and hoisting of 220kV strain-resistant porcelain bottles, the devices are difficult to install on the tower body.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a hoisting tool for replacing 220kV tension-resistant porcelain bottles. The hoisting tool can be adapted to the installation and fixing of different tower bodies, and the installation is flexible and convenient.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: a hoisting tool for replacing 220kV tension-resistant porcelain bottles, which includes a vertical rod, a boom, a hook and a hoisting operation wheel, and the hook is connected to the The lifting operation wheel is connected, the boom is provided with a fixed pulley, the suspension rope passes through the fixed pulley, and the vertical rod is a two-stage structure composed of a first vertical rod and a second vertical rod. The first vertical rod and the second vertical rod are connected by rolling bearings, the upper end of the first vertical rod is fixedly connected with the boom, the second vertical rod is provided with a hoop, and the hoop is connected to the second vertical rod The rods are connected through a connecting plate with adjustable length, and the connecting plate includes a first connecting plate and a second connecting plate, and at least two rows of threaded holes are evenly arranged on the first connecting plate and the second connecting plate, and the The first connecting plate and the second connecting plate are fixedly connected by at least two bolts, and the bolts pass through the threaded holes on the first connecting plate and the second connecting plate in sequence.

One end of the connecting plate is fixedly connected to the second upright rod, and the other end of the connecting plate is rotatably connected to the hoop.

There are at least two hoops, and each hoop is connected to the second vertical rod through the connecting plate.

The lifting operation wheel is fixedly connected with the second vertical pole, and a lifting handle is arranged on the lifting operation wheel.

A support rod is provided between the first vertical rod and the boom.

Using the above technical scheme, the cooperation of the vertical rod, the boom, the hook, the lifting rope, the fixed pulley and the lifting operation wheel has realized the lifting and replacement of the 220kV tension-resistant porcelain bottle; the vertical rod is composed of the first vertical rod and the second vertical rod The two-stage structure, the first pole and the second pole are connected by rolling bearings, and the on-site docking is carried out during work, which not only achieves the effect of an integrated structure, but also is more convenient for transportation, and the first pole and the second pole pass through rolling bearings connection, it is convenient to adjust the angle of the boom horizontally, improve the rotation flexibility of the hoisting tool, and overcome the problems of manual replacement; the second pole is provided with a hoop, and the hoop and the second pole can be adjusted in length The connecting plate is connected, and the hoop is fixed on the tower body during use to complete the installation of the hoisting tool on the tower body; one end of the connecting plate is fixedly connected with the second vertical rod, and the other end of the connecting plate is connected with the hoop Rotating connection, the hoop can be rotated on the connecting plate, realizing the fixing of the hoop and the connecting rod at any angle on the tower body; the connecting plate includes a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate There are at least two rows of threaded holes uniformly arranged on the board, the first connecting plate and the second connecting plate are fixedly connected by at least two bolts, and the bolts pass through the threaded holes on the first connecting plate and the second connecting plate in turn, This structural design can adjust the length of the connecting plate by adjusting the relative distance between the first connecting plate and the second connecting plate, and pass the bolts through the corresponding threaded holes of the two to complete the adjustment of the length of the connecting plate and flexibly adjust the second vertical rod The relative distance from the tower body; the threaded holes are set to at least two rows, and the bolts are set to at least two. This design makes the bolt connection position of the first connecting plate and the second connecting plate generate moment, ensuring that the first connecting plate and the second connecting plate There will be no relative rotation between the two connecting plates, which ensures the stability of the connection of the vertical rods; there are at least two hoops, and each hoop is connected to the second vertical rod through the connecting plate. The length of the connecting plate of the first hoop can flexibly adjust the angle between the second vertical pole and the tower body; the lifting operation wheel is fixedly connected with the vertical pole, and the lifting operation wheel is provided with a lifting handle. This design ensures that the utility model is practical. The new type can work in different environments, which improves the adaptability of the hoisting tool; a support rod is set between the first vertical rod and the boom to ensure a stable connection between the first vertical rod and the boom.

The utility model can be applied to the replacement of 220kV tension-resistant porcelain bottles, and the hoisting tools can be adapted to the installation and fixation of different tower bodies, and the installation is flexible and convenient, which reduces the time for replacing the tension-resistant porcelain bottles, reduces the number of workers, and shortens the working time. The work efficiency of the replacement work is improved.

Description of drawings

Fig. 1 is the structural front view of the present utility model;

Fig. 2 is a top view of the structure of the connecting plate in the utility model.

Detailed ways

As shown in Fig. 1 and Fig. 2, a kind of hoisting tool that is used for the replacement of 220kV strain-resistant porcelain bottle, it comprises pole, boom 3, hook 1 and hoisting operation wheel 11, and described hook 1 connects with sling 12 The lifting operation wheel 11 is connected, the boom 3 is provided with a fixed pulley 2, the suspension rope 12 passes through the fixed pulley 2, and the vertical rod is composed of a first vertical rod 4 and a second vertical rod 14. The two-stage structure, the first vertical rod 4 and the second vertical rod 14 are connected by a rolling bearing 13, the upper end of the first vertical rod 4 is fixedly connected with the boom 3, the first vertical rod 4 is connected with the boom 3 is provided with a support rod 15, the second vertical rod 14 is provided with a hoop 7, the hoop 7 and the second vertical rod 14 are connected by an adjustable length connecting plate, one end of the connecting plate is connected to the second The vertical rod 14 is fixedly connected, and the other end of the connecting plate is rotatably connected with the hoop 7, and the connecting plate includes a first connecting plate 5 and a second connecting plate 6, and the first connecting plate 5 and the second connecting plate 6 Two rows of threaded holes 8 are uniformly arranged on the top, and the first connecting plate 5 and the second connecting plate 6 are fixedly connected by two bolts 9, and the two bolts 9 pass through the first connecting plate 5 and the second connecting plate in turn. 6, the hoop 7 is provided with two, each hoop 7 is connected with the second vertical rod 14 through the connecting plate, the lifting operation wheel 11 is fixedly connected with the second vertical rod 14, and the lifting operation The wheel 11 is provided with a lifting handle 10 .

When the utility model is in use, two hoops 7 are fixed on the connecting rod of the tower body. Since the hoops 7 are rotatably connected with the connecting plate, the hoops 7 can be fixed on the connecting rods at any angle on the tower body, and the hoops 7 are fixed. Carry out the adjustment of the distance and the angle between the vertical bar and the tower body by adjusting the length of the connecting plates of the two hoops 7; The relative distance between the two bolts 9 passes through the corresponding threaded holes 9 to complete the fastening, and the adjustment of the length of the connecting plate can be completed; the length of the connecting plate of the two hoops is adjusted in turn to complete the vertical rod and the connecting plate. The adjustment of the angle between the tower bodies has just completed the installation of the hoisting tool on the tower body. Then manually operate the lifting handle 10 to drive the lifting operation wheel 11 to pull the sling 12, and the sling 12 drives the tension-resistant porcelain bottle on the hook 1 to rise upwards to the replacement position, and then adjust the angle of the boom 3 horizontally by rotating the first vertical rod 4 , Push the tension porcelain bottle from the cross arm side to the wire side to replace the 220kV tension porcelain bottle.

The above embodiments are only used to illustrate and not limit the technical solutions of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that the present utility model can still be modified or equivalently replaced. Any modification or partial replacement without departing from the spirit and scope of the present utility model shall fall within the scope of the claims of the present utility model.

Claims (5)

1. A hoisting tool for 220kV strain-resistant porcelain bottle replacement, it is characterized in that: it comprises vertical bar, boom, suspension hook and hoisting operation wheel, and described suspension hook is connected with described hoisting operation wheel by sling, so The boom is provided with a fixed pulley, the suspension rope passes through the fixed pulley, the vertical rod is a two-stage structure composed of a first vertical rod and a second vertical rod, and the first vertical rod and the second vertical rod The uprights are connected by rolling bearings, the upper end of the first upright is fixedly connected with the boom, the second upright is provided with a hoop, and the hoop and the second upright pass through a connecting plate whose length can be adjusted connection, the connecting plate includes a first connecting plate and a second connecting plate, at least two rows of threaded holes are uniformly arranged on the first connecting plate and the second connecting plate, and the first connecting plate and the second connecting plate The plates are fixedly connected by at least two bolts, and the bolts pass through the threaded holes on the first connecting plate and the second connecting plate in sequence. 2. The lifting tool for replacing 220kV strain-resistant porcelain bottles according to claim 1, characterized in that: one end of the connecting plate is fixedly connected to the second vertical rod, and the other end of the connecting plate is connected to the The hoop is swivel to connect. 3. The hoisting tool for replacing 220kV strain-resistant porcelain bottles according to claim 1 or 2, characterized in that: there are at least two hoops, and each hoop and the second vertical rod pass through the hoop. connection to the connection board described above. 4. The hoisting tool for replacing 220kV strain-resistant porcelain bottles according to claim 3, characterized in that: the hoisting operation wheel is fixedly connected to the second vertical pole, and a hoisting handle is arranged on the hoisting operation wheel. 5. The hoisting tool for replacing 220kV strain-resistant porcelain bottles according to claim 3, characterized in that: a support rod is provided between the first vertical rod and the boom.